======================== unified (from filesystem) ========================
                                         'bitrate'  '165.929'
                                        'duration'  '278'
                                          'artist'  'Anastacia'
                                     'text_people'  ''
                                         'release'  'Not That Kind'
                                           'title'  'One More Chance'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['female', 'female vocalists', 'soul', 'pop', 'rock']"
                                     'discogstags'  "['electronic', 'house', 'deep house']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  '12'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '126.410'
                                             'key'  '1B'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'COMM:CDDB Disc ID:XXX'                             '9E0BDE0C'
'COMM:ID3v1 Comment:XXX'                            '9E0BDE0C'
'TALB' (Album/Movie/Show title)                     'Not That Kind'
'TBPM' (BPM (beats per minute))                     '126.410'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'One More Chance'
'TKEY' (Initial key)                                '1B'
'TPE1' (Lead performer(s)/Soloist(s))               'Anastacia'
'TRCK' (Track number/Position in set)               '11/12'
'TSSE' (Software/Hardware and settings used for encoding)  'Audiograbber 1.80, LAME dll 3.89, VBR 3, Stereo, High quality'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'house', 'deep house']
'TXXX:lastfmtags'                                   ['female', 'female vocalists', 'soul', 'pop', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.80 dB'
'TXXX:replaygain_track_peak'                        '0.452831'

========================== row from database ==========================
                                              'id'  1271729
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/Anastacia/Not That Kind/Anastasia - One More Chance.mp3
                                         'working'  None
                                         'bitrate'  165
                                    'duration_sec'  278
                                           'genre'  funk or soul
                                        'filesize'  5785426
                                           'mtime'  1628357781
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul Anastasia funk soul
                                      'tag_artist'  Anastacia
                                     'tag_release'  Not That Kind
                                       'tag_title'  One More Chance
                                             'bpm'  126.41
                                    'search_title'  'chance':3 'more':2 'one':1
                                   'search_artist'  'anastacia':1
                                  'search_release'  'kind':3 'not':1 'that':2
                                     'search_rest'  'anastasia':4 'funk':2 'soul':3 'swing':1
                                    'search_combo'  'anastacia':4B 'anastasia':11 'chance':3A 'funk':9 'kind':7C 'more':2A 'not':5C 'one':1A 'soul':10 'swing':8 'that':6C
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  1B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['female', 'female vocalists', 'soul', 'pop', 'rock']
                                        'tag_date'  2000
                                     'discogstags'  ['electronic', 'house', 'deep house']

============================== file details ==============================
                                           'mtime'  1628357781.1944964  (2021-08-07 19:36:21)
                             'size'  5785426